Home / 37,480.40-56,211.60-21,651.20

Finding the Fourth Proportional to 37,480.40, 56,211.60 and 21,651.20

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Solution

The fourth proportional to 37,480.40, 56,211.60 and 21,651.20 is: 32,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,480.40 : 56,211.60 = 21,651.20 : x
  2. Step 2: Convert to fraction form
    37,480.40/56,211.60 = 21,651.20/x
  3. Step 3: Cross multiply
    37,480.40x = 56,211.60 × 21,651.20
  4. Step 4: Simplify right side
    37,480.40x = 1,217,048,593.92
  5. Step 5: Solve for x
    x = 1,217,048,593.92/37,480.40
  6. Step 6: Final answer
    x = 32,471.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.